<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true">
				<el-form-item>
					<el-input v-model="keyword" placeholder="关键字"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="warning" v-on:click="keywordQuery">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表v-loading="listLoading"-->
		<el-table :data="tableDatas" v-loading="listLoading" @selection-change="handleSelectionChange"
			highlight-current-row style="width: 100%;">
			<!--多选框-->
			<el-table-column type="selection" width="80">
			</el-table-column>
			<el-table-column type="index" label="编号" width="300" >
			</el-table-column> 
			<el-table-column prop="itemName" label="明细名称" width="350">
			</el-table-column>  
			<el-table-column label="操作">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>
		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" :disabled="this.sels.length === 0" @click="handlePatchDel">批量删除</el-button>
			<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
				:current-page="currentPage" :page-sizes="[5, 10, 15]" :page-size="pageSize"
				layout="total, sizes, prev, pager, next, jumper" :total="totals" style="float:right;">
			</el-pagination>
		</el-col>

		<!--添加或修改界面-->
		<el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
			<el-form :model="saveForm" label-width="80px" ref="saveForm">
				<el-form-item label="明细名称">
					<el-input v-model="saveForm.itemName" auto-complete="off"></el-input>
				</el-form-item> 
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="saveFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="saveSubmit">提交</el-button>
			</div>
		</el-dialog>
	</section>
</template>

<script>

export default {
	data() {
		return {
			options:[],//类型树集合
			//1.分页查询相关数据
			totals: 0,//总记录条数
			currentPage: 1,//当前页,要传递到后台的
			pageSize: 5, //每页显示多少条
			tableDatas: [], //当前页数据
			listLoading: false,

			//2.高级查询相关数据
			keyword: '', 
			//3.删除相关数据

			//4.批量删除相关数据
			sels: [], //存储多选记录
			title: '',
			//5.添加和修改相关数据
			saveFormVisible: false,
			saveForm: {
				id: null,
				typeName: '',
				status: null, 
				parentId: null
				//avatar头像 - 前端没有传递 - 需要文件上传
				//logininfo_id - 后端业务生成
			},

		}
	},
	methods: {
		//1.分页查询相关方法
		//1.1.获取列表数据
		getTableData() {
			let condition = {
				keyword: this.keyword,
				pageSize: this.pageSize,
				currentPage: this.currentPage
			}
			this.$http.post('/dictItem', condition).then((res) => {
				this.tableDatas = res.data.data.list;
				this.totals = res.data.data.total;
			}).catch((res) => {
				this.$message("服务器繁忙");
			});
		},
		//1.2.选择第几页时触发
		handleCurrentChange(curentPage) {
			this.currentPage = curentPage;
			this.getTableData()
		},
		//1.3.选择每页显示记录条数时触发
		handleSizeChange(pageSize) {
			this.pageSize = pageSize;
			this.getTableData()
		},

		//2.高级查询相关方法
		keywordQuery() {
			this.currentPage = 1;
			this.getTableData()
		},

		//3.删除相关方法
		handleDel(row) {
			this.$confirm('此操作将永久删除该文章类型, 是否继续?', '提示', {
				confirmButtonText: '确定',
				cancelButtonText: '取消',
				type: 'warning'
			}).then(() => {
				this.$http.delete('/dictItem/' + row.id).then((res) => {
					if (res.data.code == 200) {
						this.$message.success("删除成功");
						this.getTableData()
					} else {
						this.$message.error("删除失败");
					}
				}).catch((res) => {
					this.$message.error("服务器繁忙");
				});
			}).catch(() => {
				this.$message({
					type: 'info',
					message: '已取消删除'
				});
			});

		},


		//4.批量删除相关方法
		//4.1.选项改变时触发
		handleSelectionChange(val) {
			console.log(val);
			this.sels = val.map(row => row.id);
			console.log(this.sels);

		},
		//4.2.批量删除
		handlePatchDel() {
			this.$confirm('此操作将批量删除文章类型, 是否继续?', '提示', {
				confirmButtonText: '确定',
				cancelButtonText: '取消',
				type: 'warning'
			}).then(() => {
				this.$http.patch('/dictItem/', this.sels).then((res) => {
					if (res.data.code == 200) {
						this.$message.success("删除成功");
						this.getTableData()
					} else {
						this.$message.error("删除失败");
					}
				}).catch((res) => {
					this.$message.error("服务器繁忙");
				});
			}).catch(() => {
				this.$message({
					type: 'info',
					message: '已取消删除'
				});
			});
		},

		//5.添加和修改相关方法
		//5.1.点击添加弹出对话框
		handleAdd() {
			this.title = '添加';
			this.saveFormVisible = true;
			this.saveForm = { status:1 }; 
			

		},
		//5.2.点击修改弹出对话框
		handleEdit(row) {
			this.title = '编辑';
			this.saveFormVisible = true;
			// this.form = row;//数据回显,不能这样写
			this.saveForm = Object.assign({}, row); 

		},
		//5.3.提交表单数据操作数据库
		saveSubmit() {
			this.$refs['saveForm'].validate((valid) => {
				if (valid) {
					this.saveFormVisible = false;
					this.$http.put('/dictItem', this.saveForm).then((res) => {
						if (res.data.code == 200) {

							//新增成功,跳转到新增位置
							if (this.saveForm.id == null) {
								this.totals++;
								this.currentPage = Math.ceil(this.totals / this.pageSize);
							}
							this.getTableData();
						} else {
							this.$message.error(res.data.msg);
						}
					}).catch(() => {
						this.$message.error("网络异常，请稍后重试！【400/404/...】");
					})

				} else {
					this.$message.error("表单校验未通过,请填写必填项");
					return false;
				}
			});
		}
	},
	mounted() {
		this.getTableData();
	}
}

</script>

<style scoped></style>
